I
0
(au)
S(v=20) (au)
Al
4.851
1.145
Al
1+
6.366
0.956
Al
2+
8.283
0.784
Al
3+
11.407
0.612
Al
4+
12.881
0.516
Al
5+
14.630
0.427
Al
6+
16.746
0.343
Al
7+
19.709
0.264
Al
8+
24.063
0.189
Al
9+
31.865
0.116
Al
10+
45.507
0.053
Al
11+
88.452
*
Al
12+
92.726
*
Table 1:
Mean Excitation Energies and Stopping Cross Sections for v = 20a.u. Protons colliding with Aluminum Ions.